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HP DesignJet T3500 Users Guide - Page 210

Troubleshooting scan-quality issues, Vertical black band 20 cm wide

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23 Troubleshooting scan-quality issues ● Random vertical lines ● Wrinkles or folds ● Line discontinuities ● Grain in area fills when scanning plain paper ● Small color differences between adjacent CIS modules ● Vertical light lines at the intersection between CIS modules ● Variable line thickness or missing lines ● Inaccurately reproduced colors ● Color fringing ● Clipping in dark or light areas ● Flare in the image when scanning glossy originals ● Vertical red and green bands over white or black background ● The stop-start effect ● Vibration ● Horizontal periodical banding ● Defocus, blurring and fading colors ● Incorrect paper advance, skew during scanning, or horizontal wrinkles ● Vertical black band 20 cm wide ● The scanner damages some originals ● Completely wrong colors ● Vertical distortion ● Object replication (ghosting) ● Clipping or incorrect scale factor when down-scaling in copies and prints ● Incorrect edge detection, mostly when scanning tracing paper ● A copied or scanned image is very skewed In this chapter the most common defects and failure modes are shown, sorted by relevance and frequency of appearance. A defect is a common image artifact that usually appears when using any CIS scanner. These are 200 Chapter 23 Troubleshooting scan-quality issues ENWW

Section	Page
Introduction	11
Safety precautions	12
HP Start-Up Kit	13
Using this guide	13
Introduction	13
Use and maintenance	13
Troubleshooting	13
Accessories, support and specifications	14
Glossary	14
Index	14
Warnings and Cautions	14
Printer models	14
The printer’s main features	15
The printer’s main components	16
Front view	16
Rear view	17
Communication ports	17
The front panel	18
Sleep mode	21
Printer software	21
Turn the printer on and off	22
The printer’s internal prints	22
Installing the software	24
Connect the printer to your network	24
Network configuration	24
Using IPv6	24
Using IPSec	25
Connect a computer to the printer by network (Windows)	25
Uninstall the printer software (Windows)	26
Connect a computer to the printer by network (Mac OS X)	26
Uninstall the printer software (Mac OS X)	27
Setting up the printer	28
Introduction	29
Set up your Web-connected printer	29
Web Services manual configuration	29
Configure the printer’s Internet connection	29
Configure firmware updates	30
Set remote printing preferences	30
Configure a scan-to-network or scan-to-FTP folder	31
Example: Create a scan-to-network folder under Windows	33
Example: Create a scan-to-network folder under Mac OS	34
Configure the email server	36
Paper suitability options	36
Paper mismatch action	36
Roll switching options	37
Turn nesting on and off	37
Turn usage information on and off	38
Turn email notifications on and off	38
Turn alerts on and off	38
Control access to the printer	39
Front-panel security settings	39
Embedded Web Server security settings	40
Require account ID	41
Set Windows driver preferences	41
Network configuration	43
Introduction	44
Verify correct operation	44
Preconfigure network settings if required	44
Tools for preconfiguration	44
Add the printer to your network system	45
Connecting your printer to the internet	45
Client-server printing	45
UNIX or Linux systems	45
Troubleshooting	45
IO Configuration page	45
LEDs	45
Link troubleshooting	46
Link configuration methods	46
Reset network parameters	47
Control network protocols	47
Enable or disable network protocols	47
Front-panel menu items	47
Embedded services	51
Supported network protocols	52
Personalizing the printer	53
Change the language of the front-panel display	54
Access the HP Utility	54
Access the Embedded Web Server	54
Change the language of the HP Utility	55
Change the language of the Embedded Web Server	55
Change the sleep mode setting	55
Change the auto-off setting	55
Change the loudspeaker volume	55
Change the front-panel display brightness	56
Change the units of measurement	56
Configure network settings	56
Change the graphic language setting	57
Manage printer security	58
Change your printer’s email address	58
Quicksets	58
Paper handling	59
General advice	60
Load a roll onto the spindle	60
Load a roll into the printer	63
Unload a roll	66
Quick procedure with paper on the roll	66
Front panel procedure with paper on the roll	66
Load a single sheet	67
The stacker	68
Manual printing with the stacker open	69
Stacker pivoting cover separator	71
The basket	71
View information about the paper	71
Paper presets	71
Printing paper info	72
Move the paper	72
Maintain paper	72
Change the drying time	73
Change the retrieval time	73
Turn the automatic cutter on and off	73
Feed and cut the paper	74
Manual cut	74
Working with two rolls	75
The uses of a multiroll printer	75
How the printer allocates jobs to paper rolls	75
Working with two high capacity rolls	76
Printing	77
Introduction	78
Print from a USB flash drive	78
Print from a computer using the Embedded Web Server or HP Utility	79
Print by email	81
Print from a computer using a printer driver	81
Advanced print settings	81
Job storage and PIN printing	81
Select print quality	82
Select paper size	82
Custom paper sizes	83
Select margins options	84
Print on loaded paper	85
Rescale a print	85
Change the treatment of overlapping lines	86
Preview a print	86
Print a draft	86
High-quality printing	87
If you have a high-resolution image	87
If you have printhead problems	88
Print in gray shades	88
Print with no margins	88
Print with crop lines	89
Use paper economically	89
Nest jobs to save roll paper	90
When does the printer try to nest pages?	90
What pages can be nested?	90
Which pages qualify for nesting?	90
How long does the printer wait for another file?	91
Use ink economically	91
Roll protection	91
Unattended printing/overnight printing	92
Scanning	93
Paper types suitable for scanning	93
Scan to file	94
Copying	97
Setup of folding devices	100
Install the folding device	101
Uninstall the folding device	101
Choose paper for the folding device	101
Select folding style	101
Job queue management	102
The job queue in the front panel	103
Job queue page	103
Job preview	103
Select when to print a job in the queue	103
Prioritize a job in the queue	103
Pause a job in the queue	104
Reprint a job from the queue	104
Save a scanned job to another destination	104
Delete a job from the queue	104
Delete all jobs	104
Retrieve a job with PIN	104
Turn off the job queue	104
The job queue in the Embedded Web Server or HP Utility	105
Job queue page	105
Job preview	105
Select when to print a job in the queue	106
Prioritize a job in the queue	106
Delete a job from the queue	106
Reprint or copy a job in the queue	106
Print a job with PIN	107
Job status messages	107
Reactivate a job on hold	108
Turn off the job queue	108
Color management	109
Introduction	110
How colors are represented	110
A summary of the color management process	110
Color calibration	110
Color management from printer drivers	111
Color management options	111
Printer emulation	112
Color adjustment options	113
Printing in color	113
Printing in grayscale	114
Color management from printer drivers (PostScript printers)	115
HP Professional PANTONE Emulation	115
Color emulation	116
CMYK color emulation	116
RGB color emulation	117
Color management from the Embedded Web Server	117
Submit Job options	117
Rendering intent	118
Perform black point compensation	118
Color management from the front panel	118
Color management and the scanner	119
Practical printing examples	120
Print from Adobe Acrobat	121
Print from Autodesk AutoCAD	124
Using printer emulation	127
Using clip contents by margins	127
Print from Adobe Photoshop	128
Print and scale from Microsoft Office	130
Using PowerPoint	130
Using Word	133
Using Project	134
Using Excel	136
Using OneNote	138
Using Access	140
Using Publisher	142
Retrieving printer usage information	143
Get printer usage and accounting information	144
Get usage information	144
Get detailed job accounting information	145
Handling ink cartridges and printhead	147
About the ink cartridges	148
Check the ink cartridges status	148
HP Utility procedures	148
Remove an ink cartridge	148
Insert an ink cartridge	149
Safe mode	151
About the printhead	151
Check the printhead status	151
Remove the printhead	152
Insert the printhead	155
Storage of anonymous usage information	158
Printer maintenance	159
Check printer status	160
Clean the exterior of the printer	160
Maintain the ink cartridges	160
Move or store the printer	160
Update the firmware	161
Automatic firmware updates	161
Manual firmware updates	161
Update the software	162
Printer maintenance kits	162
Secure File Erase	162
Disk Wipe	163
Scanner maintenance	164
Clean the scanner’s glass plate	165
Replace the scanner’s glass plate	168
Calibrate the scanner	173
Supplies and accessories	174
How to order supplies and accessories	175
Order ink supplies	175
Order paper	175
Order accessories	178
Introduction to the accessories	178
PostScript Upgrade	178
Spindle	178
3-in Spindle Adaptor Kit	178
HP SmartStream	179
Troubleshooting paper issues	180
The paper cannot be loaded successfully	181
Unsuccessful roll load	181
Unsuccessful sheet load	181
Paper loading error messages	181
The paper type is not in the list	182
Transparent or translucent film	182
Photo paper	182
Bond and coated or technical paper	182
Black ink is easily removed when touched	182
After printing, the paper has wrinkles or there is too much ink	182
The printer printed on the wrong paper type	183
An “on hold for paper” message	183
Which criteria are used to decide on which roll a job will be printed?	183
When is a job put on hold for paper?	183
If I load a new roll of paper, will jobs that were on hold for paper be automatically printed?	184
I don’t like jobs being put on hold for paper. Can I prevent it?	184
I set the option “Paper mismatch action” to “Print anyway”, but some jobs are still put on hold (Win ...	184
My job is exactly as wide as the roll of paper that is loaded on the printer, but is put on hold for ...	184
The paper has jammed in the print platen	184
The paper has jammed in the stacker	189
The printer reports unexpectedly that the stacker is full	189
The printer displays out of paper when paper is available	189
Prints do not fall neatly into the basket	189
The print remains in the printer after printing has completed	190
The cutter does not cut well	190
The roll is loose on the spindle	190
Troubleshooting print-quality issues	191
General advice	193
Print-quality troubleshooting wizard	193
Recalibrate the paper advance	193
Recalibrating the paper advance procedure	194
Return to default calibration	195
Horizontal lines across the image (banding)	195
Lines are too thick, too thin or missing	196
Lines appear stepped or jagged	197
Lines print double or in the wrong colors	197
Lines are discontinuous	198
Lines are blurred	198
Line lengths are inaccurate	199
The whole image is blurry or grainy	199
The paper is not flat	200
The print is scuffed or scratched	200
Ink marks on the paper	201
Horizontal smears on the front of the paper	201
Other smears on the paper	201
Black ink comes off when you touch the print	201
Edges of objects are stepped or not sharp	202
Edges of objects are darker than expected	202
Horizontal lines at the end of a cut sheet print	202
Vertical bands of different colors	202
White spots on the print	203
Colors are inaccurate	203
Color accuracy using EPS or PDF images in page layout applications	203
Colors are fading	204
The image is incomplete (clipped at the bottom)	204
The image is clipped	204
Some objects are missing from the printed image	205
A PDF file is clipped or objects are missing	205
The Image Diagnostics Print	205
Corrective action	207
If you still have a problem	207
Troubleshooting scanner issues	209
Cannot access the network folder or HP Designjet SmartStream (if installed as an accessory)	209
Scanning to file is slow	209
Troubleshooting scan-quality issues	210
Random vertical lines	211
Wrinkles or folds	211
Line discontinuities	212
Grain in area fills when scanning plain paper	213
Small color differences between adjacent CIS modules	214
Vertical light lines at the intersection between CIS modules	215
Variable line thickness or missing lines	216
Inaccurately reproduced colors	216
Color fringing	217
Clipping in dark or light areas	217
Flare in the image when scanning glossy originals	219
Vertical red and green bands over white or black background	219
The stop-start effect	219
Vibration	220
Horizontal periodical banding	221
Defocus, blurring and fading colors	221
Incorrect paper advance, skew during scanning, or horizontal wrinkles	223
Vertical black band 20 cm wide	224
The scanner damages some originals	225
Completely wrong colors	225
Vertical distortion	226
Object replication (ghosting)	226
Clipping or incorrect scale factor when down-scaling in copies and prints	227
Incorrect edge detection, mostly when scanning tracing paper	227
A copied or scanned image is very skewed	228
The scanner diagnostic plot	229
Prepare the printer and the paper to print the diagnostic sheet	230
Visual check for errors while printing the diagnostic sheet	230
Resolution	230
Alignment	231
Loss of shadow or highlight details	232
Printer banding	232
Streaks	233
Grain	233
Scan or copy the diagnostic plot	233
Monitor calibration	234
Save the diagnostic plot for future use	234
Troubleshooting ink cartridge and printhead issues	235
Cannot insert an ink cartridge	236
Ink cartridge status messages	236
Cannot insert the printhead	236
The front-panel display recommends reseating or replacing the printhead	236
Clean the printhead	237
Align the printhead	237
Printhead status messages	238
Troubleshooting general printer issues	239
The printer will not start	240
The printer does not print	240
The printer seems slow	241
The printer behaves strangely	241
Communication failures between computer and printer	241
Cannot access the HP Utility	242
Cannot access the Embedded Web Server	242
Cannot connect to the Internet	242
Web Services issues	243
Automatic file system check	243
Alerts	244
Front-panel error messages	245
The system error log	247
Get help	249
Contact Support	250
Who to contact	250
What to do before you contact	250
How to contact HP Support	250
HP Support Center	251
HP Proactive Support	251
Customer Self Repair	252
Accessibility	253
Front Panel	253
Embedded Web Server	253
Printer specifications	254
Functional specifications	255
Physical specifications	256
Memory specifications	257
Power specifications	257
Environmental specifications	257
Acoustic specifications	257
Glossary	258